# Transport Error 503

**URL:** <https://discuss.elastic.co/t/transport-error-503/311201>\
**Category:** Elasticsearch\
**Created:** [August 2, 2022, 10:36am UTC](https://discuss.elastic.co/t/transport-error-503/311201 "2022-08-02T10:36:53Z")\
**Posts on this page:** 3\
**Page:** 1

<div class="post-metadata">

**Author:** ![RohitBR\_K](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/rohitbr_k/32/103666_2.png) [@RohitBR\_K](https://discuss.elastic.co/u/RohitBR_K)\
**Post date:** [August 2, 2022, 10:36am UTC](https://discuss.elastic.co/t/transport-error-503/311201/1 "2022-08-02T10:36:53Z")

</div>

Traceback (most recent call last):  
File "/usr/lib/python3.8/code.py", line 90, in runcode  
exec(code, self.locals)  
File "", line 1, in   
File "/usr/local/lib/python3.8/dist-packages/elasticsearch/client/utils.py", line 347, in \_wrapped  
return func(\*args, params=params, headers=headers, \*\*kwargs)  
File "/usr/local/lib/python3.8/dist-packages/elasticsearch/client/indices.py", line 642, in get\_alias  
return self.transport.perform\_request(  
File "/usr/local/lib/python3.8/dist-packages/elasticsearch/transport.py", line 466, in perform\_request  
raise e  
File "/usr/local/lib/python3.8/dist-packages/elasticsearch/transport.py", line 427, in perform\_request  
status, headers\_response, data = connection.perform\_request(  
File "/usr/local/lib/python3.8/dist-packages/elasticsearch/connection/http\_urllib3.py", line 279, in perform\_request  
raise ConnectionTimeout("TIMEOUT", str(e), e)  
elasticsearch.exceptions.ConnectionTimeout: ConnectionTimeout caused by - ReadTimeoutError(HTTPConnectionPool(host='localhost', port=9200): Read timed out. (read timeout=10))

am getting this error in my aws. when I tried to reinstall elasticsearch.  
note: my max and min heap size is 2gb , my total ram is 16GB.  
network.host is 127.0.0.1  
network.port:9200  
bootstrap.server = true

when i start to index , am geting this error

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<div class="post-metadata">

**Author:** ![warkolm](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/warkolm/32/39224_2.png) [@warkolm](https://discuss.elastic.co/u/warkolm)\
**Post date:** [August 4, 2022, 2:00am UTC](https://discuss.elastic.co/t/transport-error-503/311201/2 "2022-08-04T02:00:21Z")

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Can you `curl localhost:9200`?

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<div class="post-metadata">

**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [September 1, 2022, 2:00am UTC](https://discuss.elastic.co/t/transport-error-503/311201/3 "2022-09-01T02:00:38Z")

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